Underlay portion of a shingle



FIG. 1 is a front perspective view of a first embodiment of a laminated shingle having an overlay portion and an underlay portion, the underlay portion illustrated in an unfolded position.

FIG. 2 is a front perspective view of the first embodiment of the laminated shingle illustrated in FIG. 1, the underlay portion illustrated in a folded position.

FIG. 3 is an end view of the shingle illustrated in FIG. 2, wherein the other end view is a mirror image.

FIG. 4 is front perspective view of a second embodiment of a laminated shingle according to the invention, the laminated shingle having an overlay portion and an underlay portion, the underlay portion illustrated in a folded position; and,

FIG. 5 is an end view of the shingle illustrated in FIG. 4 wherein the other end view is a mirror image. 

CLAIM The ornamental design for a underlay portion of a shingle, as shown and described. 